package sctu.edu.java.year2016.team03.huzhou.day20160522.chapter3_3;

/**
 * Created by Administrator on 2016/5/22.
 */
public class work3_3 {
    public static void main(String[] args) {
        double a = 38.9d;
        double b = 27.2d;
        double area = a*b ;
        System.out.println("矩形面积为：" + area);
    }
}
